Factor Info

ID 180518
Size 409 digits / 1358 bits
Status composite
Value 4200630547766010394745901902914001440703050847741461796764351345040699234162877393466744808044506922232177011162499736606214349956634016792599774217592028746683241619454564911437535414322517026601263382794628554967985122652488469689950251920052234597277988748448607479425786785399705325141317384004155918239695353181945763352768671769900555947590905964587277416954915099387818913703640211316523371622856481461

Factorizations

Primary (ID: 143285) 3655700376726961587535495423534386883441 (proven prime)
(ID: 180519) 1149063138354609407275208384718872061538240725830431855489837521744925117554625318947271758950970620388934731792165336867841290620247553664069151915020524999057167033028010613732919317286962342927956128428077115436052410231631130336126721154145163618579899063267831522621332116209633757939192094173659006050216859477629217661914614693380142203461261159781165778759801221 (composite)

Primary factorization keeps track of the smallest (known) prime factor. Secondary factorizations are old results kept when a new smaller prime factor is found, which occasionally happens with ECM.